Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1970)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1976)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1980)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1988)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1990)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1999)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2001)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2002)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2003)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2009)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2012)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2015)

Scottish Naturalist - Scottish Natural History Library. (Scottish Natural History Library, 1985)

The Scottish naturalist (T. Buncle & Co. [etc.], 1936)

The Scottish naturalist (T. Buncle & Co. [etc.], 1938)

Scottish Naturalist - Scottish Natural History Library. (Scottish Natural History Library, 1997)

The Scottish naturalist (T. Buncle & Co. [etc.], 1939)

The Scottish naturalist (T. Buncle & Co. [etc.], 1950)

The Scottish naturalist (T. Buncle & Co. [etc.], 1957)

Scottish Naturalist - Scottish Natural History Library. (Scottish Natural History Library, 2005)

The screech owl : its life history and population ecology in northern Ohio - Henny, Charles J. (U.S. Dept. of Interior, Fish and Wildlife Service, 1975)

Sea-birds : an introduction to the natural history of the sea-birds of the North Atlantic - Fisher, James, 1912 - (Houghton, Mifflin, 1954)

The Seaside sparrow, its biology and management : proceedings of a symposium held at Raleigh, North Carolina 1-2 October 1981 - U.S. Fish; Wildlife Service (The Survey, 1983)

A second endemic land mammal for the Hawaiian Islands : a new genus and species of fossil bat (Chiroptera, Vespertilionidae) - Simmons, Nancy B. (American Museum of Natural History, 2016)

Selected readings in mammalogy : selected from the original literature and introduced with comments - Anderson, Sydney, 1927 -2018 (Museum of Natural History, University of Kansas, 1976)

Selected vertebrate endangered species of the seacoast of the United States - Biological Services Program (U.S.) (The Service : [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1980)

Selection of winter food by beavers at Elk Island National Park - Skinner, Douglas L. (Douglas Leslie), 1945 - (University of Alberta, Dept. of Zoology, 1984)

Seventy-five years of mammalogy, 1919-1994 - American Society of Mammalogists. (American Society of Mammalogists, 1994)

Sex and internal secretions - Allen, Edgar, 1892 -1943 (Williams & Wilkins, 1961)

The Siphonaptera of Canada - Canada. Department of Agriculture. (1949)

Smithsonian contributions to paleobiology - Smithsonian Institution (Smithsonian Institution Press, 1999)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1954)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1957)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1961)

Snake River birds of prey research project : annual report, 1976 - United States. Bureau of Land Management. (The District, 1977)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1944)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2013)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2014)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2015)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2016)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2017)

Southern African mammals 1758 to 1951 : a reclassification - Ellerman, J. R. (John Reeves), 1909 -1973 (BM(NH), 1953)

Special local need registration application for sodium monofluoroacetate (1080) grain bait to control Columbian ground squirrel damage in western Montana - Montana. Department of Livestock (Dept. of Livestock], 1977)

Special publication / the University of Kansas, Natural History Museum - University of Kansas. Museum of Natural History. (The Museum, 2017)

Special publications - The Museum, Texas Tech University - International Center for Arid; Semi-arid Land Studies. (Texas Tech Press, 2019)

Special scientific report Wildlife - U.S. Fish; Wildlife Service (The Service, 1952)

Special scientific report Wildlife - U.S. Fish; Wildlife Service (The Service, 1969)

Special scientific report Wildlife - U.S. Fish; Wildlife Service (The Service, 1970)

Special scientific report Wildlife - U.S. Fish; Wildlife Service (The Service, 1974)

Special scientific report Wildlife - U.S. Fish; Wildlife Service (The Service, 1976)

Special scientific report Wildlife - U.S. Fish; Wildlife Service (The Service, 1981)

Specialized enamel in incisors of eomyid rodents - Wahlert, John H. (American Museum of Natural History, 1985)

Species list : birds, mammals, fish, reptiles, and amphibians for the Forest Service, including separate lists for Idaho, Montana and North Dakota - United States. Forest Service. Northern Region. (U.S. Dept. of Agriculture, Forest Service, Northern Region, 1978)

Species list of Alaskan birds, mammals, fish, amphibians, reptiles, and invertebrates - United States. Forest Service. (Department of Agriculture, Forest Service, Alaska Region, 1979)

Species of Arachnida and Myriopoda (scorpions, spiders, mites, ticks and centipedes) injurious to man - Hirst, Arthur Stanley. (Printed by order of the Trustees of the British Museum, 1917)

Species of special concern in Pennsylvania - Genoways, Hugh H. (Carnegie Museum of Natural History, 1985)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1981)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1985)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1991)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 2001)

State forest land management plan : draft environmental impact statement - Montana. Department of State Lands (The Dept, 1995)

State forest land management plan : final environmental impact statement - Montana. Department of Natural Resources; Conservation (Dept. of Natural Resources and Conservation, 1996)

The status of Alberta wildlife - Alberta. Wildlife Management Division. (Alberta Environmental Protection, Natural Resources Service, Wildlife Management Division, 1996)

Studies of the anatomy of the extrahepatic biliary tract in Mammalia - Thomson, Stewart Craig, 1905 - (1940)

Studies on acari; no. 1, the genus Demodex, Owen - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees of the British Museum, 1919)

Stuttgarter Beiträge zur Naturkunde Serie A Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 1976)

Stuttgarter Beiträge zur Naturkunde - Staatliches Museum für Naturkunde in Stuttgart (Das Museum, 1961)

Stuttgarter Beiträge zur Naturkunde Serie A Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 2006)

The sucking lice - Ferris, Gordon Floyd, 1893 -1958 (1951)

Sucking lice (Insecta, Anoplura) from indigenous Sulawesi rodents : a new species of Polyplax from a montane shrew rat, and new information about Polyplax wallacei and P. eropepli - Musser, Guy G. (American Museum of Natural History, 1992)

Supplement to Chasen (1940) A Handlist of Malaysian Mammals : containing a generic synonymy and a complete index - Ellerman, J. R. (John Reeves), 1909 -1973 (BM(NH), 1955)

Survey on neurobiology. Bibliography of genetic neurology - National Research Council (U.S.). Committee on Neurobiology. (National Academy of Sciences-National Research Council, 1952)

Survival of food crops and livestock in the event of nuclear war Proceedings of a symposium held at Brookhaven National Laboratory, Upton, Long Island, New York, Sept. 15-18, 1970 - Brookhaven National Laboratory. (1971)

Synopsis of the Digenea of mammals of North America - Alberta. Animal Health Division. (Alberta Agriculture, Animal Health Division, 1988)

Synopsis of the parasites of the vertebrates of Canada : helminths and protozoa of terrestrial mammals - Alberta. Animal Health Division. (Alberta Agriculture, Animal Health Division, 1986)

Synopsis of the parasites of vertebrates of Canada : ectoparasites of terrestrial mammals - Alberta. Animal Health Division. (Alberta Agriculture, Animal Health Division, 1986)